Launch data:
| Designation | 11085 / 78100B |
| Launch date | 26 Oct 1978 |
| Launch site | Plesetsk |
| Launch vehicle | Tsyklon-3 |
| Mission | Amateur communication |
| Earth orbit: | |
| Perigee / Apogee | 1693 x 1714 km |
| Eccentricity | |
| Inclination | 82.5° |
| Period | 120.3 min |
RS 1 (Radio 1) |
Russia |
Spacecraft nº: |
Russian satellite nº: |
Launch data:
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| Prime contractor | MEI |
| Operator | MEI |
| Platform | |
| Mass at launch | kg |
| Dry Mass | kg |
| Basic shape | |
| Dimension (m) | |
| Solar array | |
| Stabilization | |
| DC power | |
| Design lifetime |